Claims
- 1. A vibrating sieve unit for insertion into a housing to form a sieving filter, said housing having an open top with an inlet adjacent thereto for fluid to be filtered and a closed bottom with a filtered fluid outlet, said unit comprising, in combination:
- closure means for sealing the open top of said housing;
- a sieving cylinder having a closed bottom disposed in said housing;
- a longitudinally extending support member having one end extending into said sieving cylinder;
- means for attaching said support member at an end opposite said one end to said closure means and means for attaching said one end to the bottom of said sieving cylinder;
- a fluid actuated vibrator attached to said support member for vibrating said sieving cylinder;
- a pair of longitudinally extending resilient conduits connected between said closure means and said vibrator for supplying and exhausting motive fluid for operation of said vibrator;
- means for attaching said closure means to the open top of said housing with said sieving cylinder within said housing to complete assembly of said sieving filter;
- sealing means between said housing and said sieving cylinder located so that fluid being filtered introduced through said inlet will be directed into a first chamber inside of said sieving cylinder, through said sieving cylinder into a second chamber between said sieving cylinder and said housing, and out of said second chamber through said filtered fluid outlet;
- a first contaminate effluent line disposed within said sieving cylinder, said first contaminate effluent line extending from adjacent the closed bottom of said sieving cylinder through said closure means for discharging a flow of fluid from said inlet through said first chamber as it picks up a particulate contaminate matter from said sieving cylinder and said first chamber; and
- a second alternate contaminate effluent line disposed with said sieving cylinder, said second contaminate effluent line extending from adjacent the closed bottom of said sieving cylinder through said closure means for discharging a flow of fluid from said inlet through said first chamber as it picks up particulate contaminate matter from inside said sieving cylinder and said first chamber when said first effluent line is blocked.
- 2. The vibrating sieve unit of claim 1 wherein said means for attaching said closure means to the top of said housing includes a plurality of swinging eye bolts acting between said housing and said closure means.
- 3. The vibrating sieve unit of claim 1 wherein said closure means includes a cover for sealing directly to said housing said cover having inlet and outlet ports therethrough to which said resilient conduits are connected for connection to external fluid supply and exhaust lines.
- 4. The vibrating sieve unit according to claim 1 wherein the means for attaching said support member to the bottom of said sieving cylinder includes a tapered plug and socket assembly.
- 5. The vibrating sieve unit according to claim 1 wherein said first contaminate effluent line is contained at least in part within said longitudinally extending support member.
- 6. The vibrating sieve unit according to claim 5 further including a conical deflector connected to said support member for directing the flow of fluid within said first chamber toward the closed bottom of said sieving cylinder into said first and second effluent lines.
- 7. The vibrating sieve unit according to claim 6 wherein said vibrator has an outer housing to which said conical deflector is attached, said conical deflector diverging outwardly from said vibrator toward the closed bottom of said sieving cylinder; and said first and second effluent lines terminate at a point between said conical deflector and said closed bottom of said sieving cylinder.
- 8. The vibrating sieve unit according to claim 7 wherein the means for attaching said support member to the bottom of said sieving cylinder includes a tapered plug threaded onto said vibrator housing and holding said conical deflector therebetween, said tapered plug having a passage providing fluid communication between said first effluent line and said first chamber within said conical deflector and having a tapered shank which engages a tapered socket in the closed bottom of said sieving cylinder.
- 9. The vibrating sieve unit according to claim 7 wherein said first effluent line contains valve means for controlling a flow of contaminate matter through said first effluent line.
- 10. The vibrating sieve unit of claim 1 further including a first valve downstream of said filtered fluid outlet and a second valve in said first contaminate effluent line whereby during normal filtering said first valve will be open and said second valve will be closed so that fluid being filtered will flow from said inlet through said first chamber, through said sieving cylinder into said second chamber, and out through said filtered fluid outlet, and during filter cleaning, said first valve can be closed and said second valve can be opened so that fluid passing through said inlet will pass through said first chamber picking up particulate contaminates from said sieving cylinder and said first chamber to pass out through said first contaminate effluent line.
- 11. The vibrating sieve unit according to claim 10 wherein said second valve is a throttling valve so that during normal filtering when said first valve is fully open, said second valve can be partially opened tallow a portion of the fluid being filtered to flow out through said first contaminate effluent line to continually clean said sieving filter.
- 12. The vibrating sieve unit of claim 1 further including a reinforcing spring within and extending the length of each of said resilient conduits for withstanding a greater collapsing pressure of fluid in said first chamber than the pressure of the motive fluid within said conduits.
- 13. A vibrating sieving filter comprising, in combination:
- a generally cylindrical housing having a generally vertical axis, said housing having an open top, a horizontal inlet adjacent said top for fluid being filtered and a closed bottom, and a filtered fluid outlet disposed below said horizontal inlet;
- a cover for sealingly closing said open top of said housing;
- a sieving cylinder having an open top and a closed bottom disposed in said housing;
- a vertical extending support member extending into said sieving cylinder removably attached at one end to said closed bottom of said sieving cylinder and attached at the other end to
- said cover to support said sieving cylinder concentrically within said housing with said open top located below said horizontal inlet;
- a resilient seal disposed between said housing and said sieving cylinder located adjacent said open top of said sieving cylinder and below said horizontal inlet in said housing so that fluid being filtered which is introduced through said horizontal inlet will be directed through the open top of said sieving cylinder into a first chamber inside of said sieving cylinder, through said sieving cylinder to a second chamber between said sieving cylinder and said housing, and out of said second chamber through said filtered fluid outlet;
- a fluid actuated vibrator attached to said support member for vibrating said sieving cylinder, said resilient seal serving as a vibration fulcrum point;
- a pair of vertically extending resilient conduits connected between said cover and said vibrator for supplying and exhausting motive fluid for operation of said vibrator;
- means for removing fluid to a location outside said housing to remove contaminated effluents from said sieving cylinder, said means for removing being a pair of conduits disposed within said sieving cylinder; and
- quick disconnect means for attaching said cover to said housing so that said cover and said sieving cylinder are easily removed as a unit from said housing permitting said sieving cylinder to be removed from said support member for cleaning and servicing said sieving cylinder and vibrator.
- 14. A vibrating sieving filter comprising, in combination:
- a generally cylindrical housing having a generally vertical axis, said housing having an open top with a horizontal inlet adjacent said open top for fluid being filtered and a closed bottom with a vertically disposed filtered fluid outlet;
- a closure for sealingly closing the open top of said cylindrical housing;
- a sieving cylinder having an open top and a closed bottom disposed within said cylindrical housing;
- a vertically extending support member extending through said sieving cylinder, said support member including means for removably attaching one end to the closed bottom of said sieving cylinder and means for attaching the other end to said closure to support said sieving cylinder within said housing;
- a fluid actuated vibrator attached to said support member for vibrating said sieving cylinder;
- a pair of longitudinally extending resilient conduits connected between said closure and said vibrator for supplying and exhausting motive fluid for operation to said vibrator;
- quick disconnect means for attaching said closure to said housing so that said closure and said sieving cylinder are easily removed, as a unit, from said housing and said removal of said sieving cylinder from said housing permitting said sieving cylinder to be removed from said support member for cleaning and servicing said sieving cylinder and said vibrator;
- a first contaminate effluent line extending through said closure into said sieving cylinder and terminating adjacent the closed bottom of said sieving cylinder, said first contaminate effluent line being contained at least in part within said vertically extending support member;
- a second contaminate effluent line extending through said closure into said sieving cylinder and terminating adjacent the closed bottom of said sieving cylinder;
- a shutoff valve downstream of said filtered fluid outlet;
- a cleaning mode valve disposed in said first contaminate effluent line; and
- a resilient seal between said housing and said sieving cylinder which serves as a fulcrum point for the vibration of said sieving cylinder and which assures that the fluid being filtered will flow from said inlet into a first chamber inside of said sieving cylinder; and
- when said shutoff valve is open and said cleaning mode valve is closed said fluid will flow through said sieving cylinder into a second chamber between said sieving cylinder and said housing and out of said second chamber through said filtered fluid outlet in a normal filtering mode;
- when said shutoff valve is closed and said cleaning mode valve is open said fluid will pass through said first chamber picking up particulate contaminates from within said sieving cylinder and said first chamber and pass out through said first contaminate effluent line in a cleaning mode; and
- when said shut off valve is closed, and said cleaning mode valve is closed, and said first contaminate effluent line is blocked by said particulate contaminates, said fluid passes out through said second contaminate effluent line in a cleaning mode.
- 15. The vibrating sieving filter according to claim 14 further including a conical deflector for directing the flow of fluid within the first chamber toward the closed bottom of said sieving cylinder and into at least said first contaminate effluent line when the filter is in a cleaning mode with the shutoff valve closed and the cleaning mode valve open.
- 16. The vibrating sieving filter according to claim 14 wherein the means for attaching said support member to the closed bottom of said sieving cylinder includes a tapered plug and socket assembly which transmits the vibration of said vibrator to said sieving cylinder.
- 17. A filter device including a housing having an inlet an outlet and a fluid chamber disposed between said inlet and said outlet;
- a hollow filter element disposed within said fluid chamber between said inlet and said outlet to filter particulates from fluid flowing through said filter device between said inlet and said outlet said hollow filter element defining an interior space and having an opening fluidly connecting said interior space to said inlet, said inlet space defining an inlet side of said filter element;
- first conduit means operable upon actuation for directing a flow of fluid from said inlet side to a location outside said fluid chamber of said filter element to clean the inlet side of said filter element, said first conduit means having a portion disposed within said interior space of said filter element; and
- second conduit means operable upon said first conduit means being blocked by said particulates to direct a flow of fluid from said inlet side of said filter element to a location outside of said fluid chamber to clean said filter element, said second conduit means having a portion disposed within said interior space of said filter element; and
- means for stopping flow through said first conduit means and actuating flow through said second conduit means upon said first conduit means being blocked by said particulates.
CROSS REFERENCE TO RELATED APPLICATION
This is a continuation-in-part application of Ser. No. 07/323,415 filed Mar. 14, 1989 now U.S. Pat. No. 4,970,004 issued Nov. 13, 1990 for a Vibrating Sieve Filter.
US Referenced Citations (10)
Foreign Referenced Citations (1)
Number |
Date |
Country |
129179 |
Feb 1987 |
SUX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
323415 |
Mar 1989 |
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